Home / 14,111,152.80-21,166,729.20-5,023,511.70

Finding the Fourth Proportional to 14,111,152.80, 21,166,729.20 and 5,023,511.70

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Solution

The fourth proportional to 14,111,152.80, 21,166,729.20 and 5,023,511.70 is: 7,535,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111,152.80 : 21,166,729.20 = 5,023,511.70 : x
  2. Step 2: Convert to fraction form
    14,111,152.80/21,166,729.20 = 5,023,511.70/x
  3. Step 3: Cross multiply
    14,111,152.80x = 21,166,729.20 × 5,023,511.70
  4. Step 4: Simplify right side
    14,111,152.80x = 106,331,311,786,931.64
  5. Step 5: Solve for x
    x = 106,331,311,786,931.64/14,111,152.80
  6. Step 6: Final answer
    x = 7,535,267.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.